<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="UTF-8" />
		<meta http-equiv="X-UA-Compatible" content="IE=edge" />
		<meta name="viewport" content="width=device-width, initial-scale=1.0" />
		<title>Document</title>
	</head>

	<body>
		<!-- 顶部空白 -->
		<header>
			<p>源码健身</p>
		</header>
		<main>
			<div id="closeBtn">
				<p id="countDown">5s</p>
				<button>跳过</button>
			</div>
			<h2>HOLD ON</h2>
		</main>
	</body>
</html>
